bit-form / includes / Admin / Form / Helpers.php

Helpers.php in Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder 2.7.0, at includes/Admin/Form/Helpers.php

215 lines 5.5 KB

Raw Download Zip

1	<?php
2
3	namespace BitCode\BitForm\Admin\Form;
4
5	class Helpers
6	{
7	public static function scriptLoader($src, $id, $instanceObj = null, $selector = '', $attrs = [], $integrity = null, $contentId = '')
8	{
9	$attributes = json_encode($attrs);
10	$instObj = '';
11	if ($instanceObj) {
12	$instObj .= <<<INST
13	script.onload = function () {
14	bfSelect('#{$contentId}').querySelectorAll('{$selector}').forEach(function(fld){
15	$instanceObj;
16	});
17	}
18	INST;
19	}
20	return <<<LOAD_SECRIPT
21	var script = document.createElement('script'), integrity = '$integrity', attrs = $attributes, id = '$id';
22	script.src = '$src';
23	script.id = id;
24	if(integrity){
25	script.integrity = integrity;
26	script.crossOrigin = 'anonymous';
27	}
28	if(attrs){
29	Object.entries(attrs).forEach(function([key, val]){
30	script.setAttribute(key,val);
31	})
32	}
33	$instObj;
34	var bodyElm = document.body;
35	var alreadyExistScriptElm = bodyElm ? bodyElm.querySelector('script#$id'):null;
36	if(alreadyExistScriptElm){
37	bodyElm.removeChild(alreadyExistScriptElm)
38	}
39	if(!(window.recaptcha && id === 'g-recaptcha-script')){
40	bodyElm.appendChild(script);
41	}
42	LOAD_SECRIPT;
43	}
44
45	public static function minifyJs($input)
46	{
47	if ('' === trim($input)) {
48	return $input;
49	}
50	return preg_replace(
51	[
52	'/ {2,}/',
53	'/\s=\s/',
54	'/\s,\s/',
55	'/\s+(?=\(\|\{\|\:\|\?)\|\t\|(?:\r?\n[ \t]*)+/s'
56	],
57	[' ', '=', ',', ''],
58	$input
59	);
60	}
61
62	/**
63	* @method name : saveFile
64	* @description : save js/css field to disk
65	* @param : $path => like(dirName/css), $fileName => main.css, $script
66	* @return : boolean
67	*/
68	public static function saveFile($path, $fileName, $script, $fileOpenMode = 'a')
69	{
70	$rootDir = BITFORMS_CONTENT_DIR . DIRECTORY_SEPARATOR;
71	$path = trim($path, '/');
72	$pathArr = explode('/', $path); // like "fieldname/user => [Fieldname, user]
73	foreach ($pathArr as $d) {
74	$rootDir .= $d . DIRECTORY_SEPARATOR;
75	if (!realpath($rootDir)) {
76	mkdir($rootDir);
77	}
78	}
79	$fullPath = $rootDir . $fileName;
80	$file = fopen($fullPath, $fileOpenMode);
81	fwrite($file, $script);
82	fclose($file);
83	return true;
84	}
85
86	/**
87	* @method name : generatePathDirOrFile
88	* @dscription : generate path for js/css file
89	* @params : $path => like(dirName/css)
90	* @return : a string of full path
91	*/
92	public static function generatePathDirOrFile($path)
93	{
94	$rootDir = BITFORMS_CONTENT_DIR . DIRECTORY_SEPARATOR;
95	$path = trim($path, '/');
96	$pathArr = explode('/', $path); // like "fieldname/user => [Fieldname, user]
97	foreach ($pathArr as $d) {
98	$rootDir .= $d . DIRECTORY_SEPARATOR;
99	}
100	return rtrim($rootDir, DIRECTORY_SEPARATOR);
101	}
102
103	public static function fileRead($filePath)
104	{
105	$fileContent = '';
106	if (file_exists($filePath)) {
107	$file = fopen($filePath, 'r');
108	$fileContent .= fread($file, filesize($filePath));
109	fclose($file);
110	}
111	return $fileContent;
112	}
113
114	public static function getDataFromNestedPath($data, $key)
115	{
116	$keys = explode('->', $key);
117	$lastKey = array_pop($keys);
118	$dataType = is_array($data) ? 'array' : (is_object($data) ? 'object' : '');
119	if ('array' === $dataType) {
120	return self::accessFromArray($data, $keys, $lastKey);
121	}
122	if ('object' === $dataType) {
123	return self::accessFromObject($data, $keys, $lastKey);
124	}
125	}
126
127	private static function accessFromObject($data, $keys, $lastKey)
128	{
129	foreach ($keys as $k) {
130	if (!property_exists($data, $k)) {
131	return null;
132	}
133	$data = $data->$k;
134	}
135	return isset($data->$lastKey) ? $data->$lastKey : null;
136	}
137
138	private static function accessFromArray($data, $keys, $lastKey)
139	{
140	foreach ($keys as $k) {
141	if (!array_key_exists($k, $data)) {
142	return null;
143	}
144	$data = $data[$k];
145	}
146	return isset($data[$lastKey]) ? $data[$lastKey] : null;
147	}
148
149	public static function setDataToNestedPath($data, $key, $value)
150	{
151	$keys = explode('->', $key);
152	$lastKey = array_pop($keys);
153	foreach ($keys as $k) {
154	if (!array_key_exists($k, $data)) {
155	$data->$k = (object) [];
156	}
157	$data = $data->$k;
158	}
159	$data->$lastKey = json_decode(json_encode($value));
160	;
161	return $data;
162	}
163
164	public static function property_exists_nested($obj, $path = '', $valToCheck = null, $checkNegativeVal = 0)
165	{
166	$path = explode('->', $path);
167	$current = $obj;
168	foreach ($path as $key) {
169	if (is_object($current)) {
170	if (property_exists($current, $key)) {
171	$current = $current->{$key};
172	} else {
173	return false;
174	}
175	} else {
176	return false;
177	}
178	}
179	if (isset($valToCheck)) {
180	if ($checkNegativeVal) {
181	return $current !== $valToCheck;
182	}
183	return $current === $valToCheck;
184	}
185	return true;
186	}
187
188	public static function honeypotEncryptedToken($str)
189	{
190	$token = base64_encode(base64_encode($str));
191	return $token;
192	}
193
194	public static function csrfEecrypted()
195	{
196	$secretKey = get_option('bf_csrf_secret');
197	if (!$secretKey) {
198	$secretKey = 'bf-' . time();
199	update_option('bf_csrf_secret', $secretKey);
200	}
201	$tIdenty = base64_encode(random_bytes(32));
202	$csrf = \base64_encode(\hash_hmac('sha256', $tIdenty, $secretKey, true));
203	return ['csrf' => $csrf, 't_identity' => $tIdenty];
204	}
205
206	public static function csrfDecrypted($identy, $token)
207	{
208	$secretKey = get_option('bf_csrf_secret');
209	return \hash_equals(
210	\base64_encode(\hash_hmac('sha256', $identy, $secretKey, true)),
211	$token
212	);
213	}
214	}
215